Well, now it’s the west coast’s turn. USC Athletic Director Pat Haden joined the fight Saturday, tweeting out a video that shows him pouring icy water over the top of his head, before wisely falling back into his pool.

As Haden surfaces, he immediately calls on head coach Steve Sarkisian to join the challenge.

If and when Sarkisian responds, we’ll have it here for you.

For more information on the "Ice Bucket Challenge," head over to ALS.org.